Home / 250,090.04-345,132.96-136,913.60

Finding the Fourth Proportional to 250,090.04, 345,132.96 and 136,913.60

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Solution

The fourth proportional to 250,090.04, 345,132.96 and 136,913.60 is: 188,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,090.04 : 345,132.96 = 136,913.60 : x
  2. Step 2: Convert to fraction form
    250,090.04/345,132.96 = 136,913.60/x
  3. Step 3: Cross multiply
    250,090.04x = 345,132.96 × 136,913.60
  4. Step 4: Simplify right side
    250,090.04x = 47,253,396,032.26
  5. Step 5: Solve for x
    x = 47,253,396,032.26/250,090.04
  6. Step 6: Final answer
    x = 188,945.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.